`jcommunication.net`

DNSSEC	⚠️ Not signed
A	202.233.67.29^{🇯🇵 XSERVER-AS202.233.66.0/23 XSERVER Inc.}
		PTR	`sv12508.xserver.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`jcommunication.net` ⭐
		A	202.233.67.29^{🇯🇵 XSERVER-AS202.233.66.0/23 XSERVER Inc.}
			PTR	`sv12508.xserver.jp`
TXT	`google-site-verification=u9EzVl9T88zl8PVsXHGmjvPavHqhNqWJ8C1pXx5qrzk`
TXT	`v=spf1 +a:sv12508.xserver.jp +a:jcommunication.net +mx include:spf.sender.xse...`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776162187

rank #979034 globally
rank #30311 in the tld

MX for

jcommunication.net

Same first word

jcommunication.net

DNS History

15 records (7 active, 8 former)

○NS01.dnsv.jp2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:42:04
○ 2015-11-25 17:22:54
○ 2026-04-14 10:37:54

○NS02.dnsv.jp2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:42:04
○ 2015-11-25 17:22:54
○ 2026-04-14 10:37:54

○NS03.dnsv.jp2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:42:04
○ 2015-11-25 17:22:54
○ 2026-04-14 10:37:54

○NS04.dnsv.jp2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:42:04
○ 2015-11-25 17:22:54
○ 2026-04-14 10:37:54

○NSdns01.gmoserver.jp2015-11-25 → 2018-08-29 · 5 obs

○ 2015-07-23 02:42:04
● 2015-11-25 17:22:54
● 2018-08-29 19:01:52
○ 2026-03-26 01:46:10
○ 2026-04-14 10:37:54

○NSdns02.gmoserver.jp2015-11-25 → 2018-08-29 · 5 obs

○ 2015-07-23 02:42:04
● 2015-11-25 17:22:54
● 2018-08-29 19:01:52
○ 2026-03-26 01:46:10
○ 2026-04-14 10:37:54

●NSns1.xserver.jp2026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

●NSns2.xserver.jp2026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

●NSns3.xserver.jp2026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

●NSns4.xserver.jp2026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

●NSns5.xserver.jp2026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

●MXjcommunication.net2026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

○MXmx8.gmoserver.jp2015-11-25 → 2018-08-29 · 4 obs

● 2015-11-25 17:22:54
● 2018-08-29 19:01:52
○ 2026-03-26 01:46:10
○ 2026-04-14 10:37:54

○A157.7.144.962015-11-25 → 2018-08-29 · 4 obs

● 2015-11-25 17:22:54
● 2018-08-29 19:01:52
○ 2026-03-26 01:46:10
○ 2026-04-14 10:37:54

●A202.233.67.292026-03-26 → 2026-04-14 · 3 obs

○ 2018-08-29 19:01:52
● 2026-03-26 01:46:10
● 2026-04-14 10:37:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
jcommunication.net	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:202.226.36.170

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcommunication.net (unsigned zone)

⏱️ Timing

Total: 498ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.233.67.29`
NS	5	`ns5.xserver.jp, ns4.xserver.jp...`
MX	1	`jcommunication.net (pri: 0)`
TXT	2	`google-site-verification=u9EzVl9T88zl8PV, v=spf1 +a:sv12508.xserver.jp +a:jcommuni`
SOA	1	`ns1.xserver.jp root.xserver.jp`

Analysis

Mail Server Role

The mail server for jcommunication.net is jcommunication.net.

IP Addresses

jcommunication.net points to a single IP address: 202.233.67.29.

Other host names such as jwin.co.jp, kitte.co.jp, sv12508.xserver.jp, tohyohco.co.jp and mail.tohyohco.co.jp share IPs with jcommunication.net.

Name Servers

jcommunication.net is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

jcommunication.net at least partially shares name servers with other domains, for example teasoku.com, sushi-sasuke.jp, mizuyari.com, review-komachi.com and kyoto-yoshida.jp.

Three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

One IP number:

ns2.xserver.jp points to: 35.72.43.26

ns3.xserver.jp points to: 202.226.36.247

Mail Servers

One mail server handles jcommunication.net; that server is jcommunication.net.

jcommunication.net points to a single IP number: 202.233.67.29.

jcommunication.net - robtex.com